docs: def remove_subprocess(self, name, verbose=True):
          """Removes a single subprocess from this process.
  
          :param string name:     name of the subprocess
          :param bool verbose:    information whether warning message
                                  should be printed [default: True]
  
          :Example:
  
              Remove albedo subprocess from energy balance model::
  
                  >>> import climlab
                  >>> model = climlab.EBM()
  
                  >>> print model
                  climlab Process of type <class 'climlab.model.ebm.EBM'>.
                  State variables and domain shapes:
                    Ts: (90, 1)
                  The subprocess tree:
                  top: <class 'climlab.model.ebm.EBM'>
                     diffusion: <class 'climlab.dynamics.diffusion.MeridionalDiffusion'>
                     LW: <class 'climlab.radiation.AplusBT.AplusBT'>
                     albedo: <class 'climlab.surface.albedo.StepFunctionAlbedo'>
                        iceline: <class 'climlab.surface.albedo.Iceline'>
                        cold_albedo: <class 'climlab.surface.albedo.ConstantAlbedo'>
                        warm_albedo: <class 'climlab.surface.albedo.P2Albedo'>
                     insolation: <class 'climlab.radiation.insolation.P2Insolation'>
  
                  >>> model.remove_subprocess('albedo')
  
                  >>> print model
                  climlab Process of type <class 'climlab.model.ebm.EBM'>.
                  State variables and domain shapes:
                    Ts: (90, 1)
                  The subprocess tree:
                  top: <class 'climlab.model.ebm.EBM'>
                     diffusion: <class 'climlab.dynamics.diffusion.MeridionalDiffusion'>
                     LW: <class 'climlab.radiation.AplusBT.AplusBT'>
                     insolation: <class 'climlab.radiation.insolation.P2Insolation'>
  
          """
          try:
              self.subprocess.pop(name)
          except KeyError:
              if verbose:
                  print('WARNING: {} not found in subprocess dictionary.'.format(name))
          self.has_process_type_list = False